中联重科 QY 50 V

### Core Performance - **Max Rated Lifting Capacity**: 50 t (121,254 lbs) - **Max Lifting Moment (Basic Boom)**: 1,764 kN·m - **Max Lifting Moment (Full-Extended Boom)**: 940.8 kN·m - **Max Working Radius**: 32 m (105 ft) - **Min Working Radius**: 3 m (10 ft) ### Boom & Jib - **Main Boom**: 5-section telescopic, 10.2–42 m (33.5–138 ft) - **Fixed Jib**: 9.5–16 m (31.2–52.5 ft) - **Max Lifting Height (Basic Boom)**: 11.6 m (38 ft) - **Max Lifting Height (Full-Extended Boom)**: 42 m (138 ft) - **Max Lifting Height (Boom + Jib)**: 58.1–69.9 m (190.6–229.3 ft) - **Max Elevating Angle**: 80° ### Hoisting & Speed - **Main Winch Line Speed**: 130 m/min - **Auxiliary Winch Line Speed**: 72 m/min - **Boom Luffing Time**: 50 s - **Boom Extending Time**: 95 s - **Slewing Speed**: 0–2 rpm ### Engine - **Model**: WP10.336 (Weichai) / ZL5414 (Zoomlion) - **Gross Power**: 247 kW (331 hp) @ 2,200 rpm - **Max Torque**: 1,250 N·m (922 lb-ft) @ 1,600 rpm ### Chassis & Dimensions - **Chassis Type**: 6×4 drive, 3-axle - **Transport Length**: 13 m (44 ft) - **Transport Width**: 3 m (9.8 ft) - **Transport Height**: 4 m (13 ft) - **Max Road Speed**: 76 km/h - **Max Gradability**: 30% - **Min Turning Radius**: 10 m - **Min Ground Clearance**: 280 mm - **Operating Weight**: 40,470 kg (89,221 lbs) ### Outriggers - **Type**: Fully hydraulic H-type - **Longitudinal Extension**: 5.6 m - **Transverse Extension**: 6.1 m ### Key Notes - Manufactured in **Changsha, China** - Standard tire brand: **Double Coin / Advance / Lutong** (12.00R24) - Complies with **China IV** emission standard